Sound speaker



FIG. 1 is a top and front and right side perspective view of the soundspeaker showing the new design;

FIG. 2 is a top plan view thereof;

FIG. 3 is a front elevation view thereof,

FIG. 4 is a rear elevation view thereof,

FIG. 5 is a bottom plan view thereof; and,

FIG. 6 is a right side elevation view thereof, the left side elevationview being a mirror image thereof.

The ornamental design for a sound speaker, as shown and described.